diff --git a/Gemfile.lock b/Gemfile.lock
index f6428cb0..ad75ce65 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -393,7 +393,7 @@ GEM
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
     local_time (2.1.0)
-    loofah (2.4.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.13)
@@ -423,7 +423,7 @@ GEM
       net-ssh (>= 2.6.5, < 6.0.0)
     net-ssh (5.2.0)
     nio4r (2.3.1)
-    nokogiri (1.12.4)
+    nokogiri (1.12.5)
       mini_portile2 (~> 2.6.1)
       racc (~> 1.4)
     notiffany (0.1.1)
@@ -453,7 +453,7 @@ GEM
     public_suffix (3.0.3)
     puma (4.3.3)
       nio4r (~> 2.0)
-    racc (1.5.2)
+    racc (1.6.1)
     rack (2.1.1)
     rack-protection (2.0.5)
       rack